Home / 13,423,841.29-18,524,303.38-7,842,605.00

Finding the Fourth Proportional to 13,423,841.29, 18,524,303.38 and 7,842,605.00

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Solution

The fourth proportional to 13,423,841.29, 18,524,303.38 and 7,842,605.00 is: 10,822,445.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,423,841.29 : 18,524,303.38 = 7,842,605.00 : x
  2. Step 2: Convert to fraction form
    13,423,841.29/18,524,303.38 = 7,842,605.00/x
  3. Step 3: Cross multiply
    13,423,841.29x = 18,524,303.38 × 7,842,605.00
  4. Step 4: Simplify right side
    13,423,841.29x = 145,278,794,336,209.16
  5. Step 5: Solve for x
    x = 145,278,794,336,209.16/13,423,841.29
  6. Step 6: Final answer
    x = 10,822,445.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.